20446+1642 BPM 2246 AB
20h 44m 34.82s +16° 41' 35.1" P.A. 16.00 sep 90.0 mag 14.42,15.40
Coord 2000 |
20446+1642 |
|
Discov num |
BPM2246 |
|
Comp |
AB |
|
Coord arcsec 2000 |
20 44 34.82 +16 41 35.1 |
|
Date first |
1995 |
|
Date last |
2015 |
|
Obs |
7 |
|
Pa first |
16 |
|
Pa last |
16 |
|
P.A. Now (θ) |
16° |
|
Sep first |
90.0 |
|
Sep last |
89.979 |
|
Sep. Now (ρ) |
89.979" |
|
Mag pri |
14.42 |
|
Mag sec |
15.40 |
|
delta mag (ΔM) |
0.98 |
|
Spectral class |
|
|
Pri motion ra |
-022 |
|
Sec motion ra |
+007 |
|
Pri motion dec |
-011 |
|
Sec motion dec |
-002 |
|
Notes |
N
V
(See Notes, Proper motion indicates physical) |
|
rPM=1.234
This double is physical.
20446+1642 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
|
20 44 35 +16 41 35 |
BPM 2246 AB |
2015 |
7 |
16 |
90.0 |
14.42 |
15.40 |
0.98 |
|
<=== |
Show |
|
|
20 44 35 +16 41 35 |
BPM 2247 AC |
2015 |
7 |
173 |
116.0 |
14.42 |
15.69 |
1.27 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Delphinus |
|
Gaia DR2 |
1811221316845353728 |
|